64402414293074 has 48 divisors (see below), whose sum is σ = 117141234338520. Its totient is φ = 26362918982400.

The previous prime is 64402414293047. The next prime is 64402414293089. The reversal of 64402414293074 is 47039241420446.

It can be written as a sum of positive squares in 4 ways, for example, as 31307303755849 + 33095110537225 = 5595293^2 + 5752835^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249519869 + ... + 249777840.

Almost surely, 2^{64402414293074} is an apocalyptic number.

64402414293074 is a deficient number, since it is larger than the sum of its proper divisors (52738820045446).

64402414293074 is a wasteful number, since it uses less digits than its factorization.

64402414293074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499297787 (or 499297776 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 50.

The spelling of 64402414293074 in words is "sixty-four trillion, four hundred two billion, four hundred fourteen million, two hundred ninety-three thousand, seventy-four".